package com.cskaoyan.service;

import com.cskaoyan.bean.vo.StatGoodsVo;
import com.cskaoyan.bean.vo.StatOrderVo;
import com.cskaoyan.bean.vo.StatUserVo;

public interface StatisticalService {
    /**
     * @author: lds
     * @title: queryUser
     * @description: 查询不同天数的注册人数，并按日期升序排列
     * @param: []
     * @return: com.cskaoyan.bean.vo.StatUserVo
     */
    StatUserVo queryUser();

    /**
     * @author: lds
     * @title: queryOrder
     * @description: 根据日期查当天的订单总量，下单用户，订单总额，用户平均消费 ,并按日期升序排列
     * @param: []
     * @return: com.cskaoyan.bean.vo.StatOrderVo
     */
    StatOrderVo queryOrder();

    /**
     * @author: lds
     * @title: queryGoods
     * @description: 查询不同日期的订单量，下货量，下货总额 ，并按日期升序排列
     * @param: []
     * @return: com.cskaoyan.bean.vo.StatGoodsVo
     */
    StatGoodsVo queryGoods();

}
